I have tusted protection as my antivirus software but it dosen't have a virus map. how can i ch

Use some other antivirus software. Norton, AVG , Avast are free antivirus software. Ad-aware, Ewido are free spyware removers. You can download free softwares at http://fixit.in/antivirus.html and http://fixit.in/spywareremover.html